package io;

import java.io.*;
import java.nio.charset.StandardCharsets;

public class BRDemo {
    public static void main(String[] args) throws IOException {
        //文件流(字节流,低级流)
        FileInputStream fis = new FileInputStream("pw.txt");
        //转换流(字符流,高级流)
        InputStreamReader isr = new InputStreamReader(fis, StandardCharsets.UTF_8);
        //缓冲字符流(字符流,高级流)
        BufferedReader br = new BufferedReader(isr);

        String line;
        while ((line=br.readLine())!=null){
            System.out.println(line);//换行输出
            //System.out.print(line); //没有换行
        }
        br.close();













    }
}
